本文叙述采用双栅砷化镓场效应晶体管和高优值硅外延变容二极管实现UHF电子调谐器低噪声化的有关设计和实验结果。

This paper reports the design and experiments of the low noise UHF electronic tuner consisting of a low noise dual-gate FET and a high merit silicon epitaxial varactor.

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频率响应也可以由低压微尺寸压控变容器或者变容二极管控制，并且可被例示为与天线模块共存的调谐的谐振匹配滤波器网络。

The frequency response may also be controlled by a low voltage micro sized varicap, or a varactor diode, and instantiated as a tuned, resonant matching filter network residing with the antenna module.

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